Madan UniCub A Air Driven High Pressure St ST Pump suitable for use on water or oil. Refurbished with 3 months warranty. COmplete with inlet and Outlet 1/2" port connections in ST ST. Air Inlet 1/4", Air Exhaust 3/8".
Stamped on pump is 89 U 5677.
Maximum working pressure 400 psi.
Maximum Flowrate is 14 lt/min